#pragma once
#include "ScopedTimer.hpp"
#include "config.hpp"
#include "data_def.hpp"
#include "no_op.h"
#include "sample.hpp"
#include "struct_pack.hpp"

#include <stdexcept>
#include <type_traits>
#include <unordered_map>

inline auto create_rects(size_t object_count) {
    rect<int32_t> rc{1, 11, 1111, 111111};
    std::vector<rect<int32_t>> v{};
    for (std::size_t i = 0; i < object_count; i++) {
        v.push_back(rc);
    }
    return v;
}

inline auto create_persons(size_t object_count) {
    std::vector<person> v{};
    person p{432798, "tom", 24, 65536.42};
    for (std::size_t i = 0; i < object_count; i++) {
        v.push_back(p);
    }
    return v;
}

inline std::vector<Monster> create_monsters(size_t object_count) {
    std::vector<Monster> v{};
    Monster m = {
        {1, 2, 3},
        16,
        24,
        "it is a test",
        "\1\2\3\4",
        Color::Red,
        {{"gun", 42}, {"shotgun", 56}},
        {"air craft", 67},
        {{7, 8, 9}, {71, 81, 91}},
    };

    Monster m1 = {
        {11, 22, 33},
        161,
        241,
        "it is a test, ok",
        "\24\25\26\24",
        Color::Red,
        {{"gun", 421}, {"shotgun", 561}},
        {"air craft", 671},
        {{71, 82, 93}, {711, 821, 931}},
    };

    for (std::size_t i = 0; i < object_count / 2; i++) {
        v.push_back(m);
        v.push_back(m1);
    }

    if (object_count % 2 == 1) {
        v.push_back(m);
    }

    return v;
}

struct struct_pack_sample : public base_sample {
    static inline constexpr LibType lib_type = LibType::STRUCT_PACK;
    std::string name() const override { return get_lib_name(lib_type); }

    void create_samples() override {
        rects_ = create_rects(OBJECT_COUNT);
        persons_ = create_persons(OBJECT_COUNT);
        monsters_ = create_monsters(OBJECT_COUNT);
    }

    void do_serialization() override {
        serialize(SampleType::RECT, rects_[0]);
        serialize(SampleType::RECTS, rects_);
        serialize(SampleType::PERSON, persons_[0]);
        serialize(SampleType::PERSONS, persons_);
        serialize(SampleType::MONSTER, monsters_[0]);
        serialize(SampleType::MONSTERS, monsters_);
    }

    void do_deserialization() override {
        deserialize(SampleType::RECT, rects_[0]);
        deserialize(SampleType::RECTS, rects_);
        deserialize(SampleType::PERSON, persons_[0]);
        deserialize(SampleType::PERSONS, persons_);
        deserialize(SampleType::MONSTER, monsters_[0]);
        deserialize(SampleType::MONSTERS, monsters_);
    }

private:
    template <typename T>
    void serialize(SampleType sample_type, T &sample) {
        {
            struct_pack::serialize_to(buffer_, sample);
            buffer_.clear();

            uint64_t ns = 0;
            std::string bench_name
                = name() + " serialize " + get_sample_name(sample_type);

            {
                ScopedTimer timer(bench_name.data(), ns);
                for (int i = 0; i < ITERATIONS; ++i) {
                    buffer_.clear();
                    struct_pack::serialize_to(buffer_, sample);
                    no_op(buffer_);
                }
            }
            ser_time_elapsed_map_.emplace(sample_type, ns);
        }
        buf_size_map_.emplace(sample_type, buffer_.size());
    }
    template <typename T>
    void deserialize(SampleType sample_type, T &sample) {
        // get serialized buffer of sample for deserialize
        buffer_.clear();
        struct_pack::serialize_to(buffer_, sample);

        std::vector<T> vec;
        vec.resize(ITERATIONS);

        uint64_t ns = 0;
        std::string bench_name
            = name() + " deserialize " + get_sample_name(sample_type);

        {
            ScopedTimer timer(bench_name.data(), ns);
            for (int i = 0; i < ITERATIONS; ++i) {
                [[maybe_unused]] auto ec
                    = struct_pack::deserialize_to(vec[i], buffer_);
            }
            no_op((char *) vec.data());
        }
        deser_time_elapsed_map_.emplace(sample_type, ns);
    }

    std::vector<rect<int32_t>> rects_;
    std::vector<person> persons_;
    std::vector<Monster> monsters_;
    std::string buffer_;
};
